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Air Date: Wed, Aug 8, 2018 10:00 PM
Mighty, elemental forces molded North America – fiery eruptions, titanic floods, the grinding of great ice sheets and massive impacts from space all shaped our homeland. The epic three-part series unfolds in a forgotten world that existed long before our own, crossed by lost mountain ranges, giant deserts and vast inland seas.
Air Date: Tue, Jan 30, 2018 8:00 PM
Join Ann Curry for the reunions of people whose lives crossed during the deadly eruption. Mindy searches for a scientist’s family to tell them how he saved her life, and Sue wants to find the helicopter pilot who rescued her from near-certain death.
Air Date: Wed, Oct 25, 2017 9:00 PM
Join NOVA and a team of volcanologists looking for an elusive volcanic mega-eruption that plunged the medieval earth into a deep freeze. Investigate the geologic evidence from Greenland all the way to Antarctica to identify the 750-year-old culprit.